• Tonight

    Sep 1

    Lo 71°

    Partly cloudy, warm; fog late

    Bicycling Weather
    • Precip
      25%
    • Hours of Precip
      0
    • Wind
      Gust
      16 mph
  • Wed

    Sep 2

    90°Lo 70°

    Fog in the a.m.; partly sunny

    Very Good for biking
    • Precip
      13%
    • Hours of Precip
      0
    • Wind
      Gust
      9 mph
    more
  • Thu

    Sep 3

    86°Lo 67°

    Partly sunny and very warm

    Very Good for biking
    • Precip
      25%
    • Hours of Precip
      0
    • Wind
      Gust
      6 mph
    more
  • Fri

    Sep 4

    85°Lo 67°

    Sunny, warm and humid

    Very Good for biking
    • Precip
      21%
    • Hours of Precip
      0
    • Wind
      Gust
      8 mph
    more
  • Sat

    Sep 5

    84°Lo 63°

    Mostly sunny, warm and humid

    Very Good for biking
    • Precip
      8%
    • Hours of Precip
      0
    • Wind
      Gust
      8 mph
    more
Next Previous
Hi 89° RealFeel® 94° Precipitation 25%

Day

N

E

S

W

  • SSW 8 mph
  • Gusts: 16 mph

Very warm and humid with hazy sunshine

  • Max UV Index: 5 (Moderate)
  • Thunderstorms: 24%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 71° RealFeel® 71° Precipitation 12%

Night

N

E

S

W

  • SW 7 mph
  • Gusts: 12 mph

Partly cloudy and warm; patchy fog late

  • Max UV Index: N/A
  • Thunderstorms: 24%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Sep 1

more Historical Weather Data >
  Today Normal Record 9/1/2014
High 89° 80° N/A 82°
Low 71° 62° N/A 71°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:16 AM with 13:09 of sunlight, then sets at 7:25 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:19 PM with 13:34 of moolight, then sets at 10:53 AM

Niles Weather Report

Chicago: More Foggy Mornings in Store as Heat Holds on

September 1, 2015; 5:41 PM ET

Chicagoans can expect to begin September with a stretch of higher temperatures, increasing humidity and more foggy mornings. more >

Is Your Outdoor Gear Waterproof?

Dec 5, 2012; 5:00 AM ET Now that it's cold enough to hit the slopes, you may want to look more closely at what materials your winter sports gear is made of. As it turns out, not all waterproofing is created equal.